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Cysteine (Total)

Blood

Cysteine (Total)

Also known as: Cys, Total Cysteine

COMMON RANGE

8 – 310

µmol/L

0

340

M

Mayo Clinic Laboratories

Adult

See all sources ↓

CONVERT & COMPARE

µmol/L

=

159

umol/L

=

159

mcmol/L

Reference ranges by source

Published adult intervals: 1, from 1 named sources, shown in µmol/L.

SOURCE

SEX

AGE

RANGE

VISUAL

CITE

M

Mayo Clinic Laboratories

All

≥18y

8 – 310 µmol/L

M

Mayo Clinic Laboratories

All · ≥18y

8 – 310 µmol/L

Related biomarkers

More tests in the blood category.

White Blood Cells (WBC)

Red Blood Cells (RBC)

Hemoglobin (Hgb)

Hematocrit (Hct)

Platelets (PLT)

Mean Corpuscular Volume (MCV)

Sources

Mayo Clinic Laboratories

Last updated 2026-05-02

This page presents source-specific reference data and sourced explanations. For general wellness information only. This is not medical advice. For diagnosis or treatment of any condition, talk to a qualified clinician.

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